Multimedia content audience rating system for e.g. computer terminal, has data processing units arranged to produce audience measurement data for place and transfer audience measurement data to data processing system

摘要

The system has fixed or portable multimedia content broadcasting equipments i.e. computer terminals (PC1, PC2) and a portable telephone (M1), logically connected to a place (2). The fixed or portable multimedia content broadcasting equipments comprise data processing units (13) installed in the place and arranged to identify multimedia content for which an audience measurement is required by recognition based on analysis of audio signal data (F) to produce audience measurement data (M) for the place and transfer the audience measurement data to a data processing system (ST).